US943386A

US943386A - Sanitary telephone-transmitter.

Info

Publication number: US943386A
Application number: US48924609A
Authority: US
Inventors: Marvin Y Calcutt
Original assignee: Individual
Current assignee: Individual
Priority date: 1909-04-12
Filing date: 1909-04-12
Publication date: 1909-12-14
Anticipated expiration: 1926-12-14

Description

M. Y. GALGUTT. SANITARY TELEPHONE TRANSMITTER.

APPLICATION FILED APB..12, 1909.

Patented Dec. 14. 1909.

2 SHEETS-SHEET 1.

. T 5 T m mu m Wm m n A U m m.

WITNESSES 2w M. Y. GALGUTT. SANITARY TELEPHONE TRANSMITTER.

APPLIOATIOH FILED APR.12,1909.

Patented Dec. 14, 1909.

2 SHEETSSHEET 2.

INVENTUR MARVIN Y EALGUTT lE-I-iiiluB-i sire;

ss r

iTNT

SALTZTAEY TELEPHGNE-TRANSMITTER.

Specification of Letters Patent.

7 Application filed April 12, 1999. Serial No.

Patented lf 'ec. ii, 199% 488.246.

"1' h aZZ whom it may comers:

Be it known that I, .TM-AR'HN Y. GALGUT'I, a citizen of theUnited States, and a resident of Seattle. in the county of King and. State or lYnshinglon, aiidwhose post-oiiice address is cure oilildwin J. Brown Union Block, as above, have invented certain new and useful Imgrovements in Sanitary Telephoneimnsnrittcrs,- of which the following is a specification.

My invention relates to improvements in telephone transmitters and it consists in the constructions, combinetions arrange ments herein described and claimed.

It is well known that the mouth-piece in common use is 21 most prolific source of disease caused by the occumuletion of germs therein. This is especially the case With public telephones which are used by all classes. 1

An object of my invention is to provide a. device which will take the ace of the ordinary mouth-piece and which Will he covered when not in use, thereby preventing the accumulation of dust or germs.-

A further object of my invention is to providen eons by which the transmitting incinher may be cleaned automatically and dishifected each time after its use.

A further object is to provide simple mechanism for accomplishing the above named objects.

Other objects and advantages will appear in the following specification and the novel features of the device will. be particularly pointed out in the appended claims.

. My invention is illustrated in the accompanying drawings in Whichli igurc 1 a side View, partly in section showing one embodiment of my invention as applied to an ordinary transmitter. Fig. 2 is a front vie v. of the protecting cover. Fig. 3 is a view of telephone showing the auto matic diaphragm cleaning means. Fig. 4: is e side viewcf the ports shown in 1 showing the. operation of the swivel joint. big. 5 is a; side view partly in section of a modified form of transmitter.

In carrying out my invention, I make but little change in the ordinary transmitter in common use. In Fig. l the transmitter cesing is shownet A, the carbon holder at B; end the mam transmitting oiephregm at G. l unscrew the ordlnary mouth piece end sucstitute the parts shown in Fig. 1..

These com rise an annular 0 'ing 1) having a thr eded ponion (Z for ethichmeut to the main casing A. Secured to The casing 11* in a recess is the auxiliary diaphragm E. This diaphragm is prefers a thin carbon sheet plated with silver or other metal. but may be made of glass bruss, herd rolled :ilun'iinum, celluloid or other suitable material. it one side of the casing l) there is an extension (Z With the extra casing and the threaded portion for attaching the same.

l norder to manipulate the cover I may provide the handle K and the catch L or it may he opened and closed automaticully by the apparatus shown in Fig. 3. figure is shown the telepnone stand S the receiver and the splin actuated receiver hook W of the ordinary The arm of the cover F is provided L. h an extension which is connected with the heel: "W by a link T.

In using the lifted from the manner, which spr 11* the cover H down into she position shown in dotted lines in By this movement the auxiliary din hragin E is wiped clean and it fresh surface is presented. When. conversation is over the pad is brushed across the .tmie. of the diaphragm again and the hitter is kept cov ed, end in constant contact with the disinfectant until it is-to he used again. This absolutely prey nts the accumulation of dust or disease brecunng germs.

F or use with we; telephones, the handle would he grasped by the hand and the telephone the receiver is hook F 111 the ordinary o 'wnrdly and throws cover siding aside, and after use, brought back into position again.

F or convenience in applying the clisiir fectant to the pad H the co er may he outwardly on the hinge g l.

1 claim:

1. in a. telephone, a trcnsm ter en 35?? on g mesa auxiliary diaphragm secured thereto, a cover I across the face of said auxiliary diaphragm I for said auxiliary diaphragm and a cleaning pad carried by said cover and adapted -to be brought into contact with said diaphragm.

2. In a telephone, a transmitter casing, an auxiliary diaphragm secured thereto, a cover for said aux liary diaphragm and a disinfectant pad carried by said cover and ada ted to be brought into contact with said diaphragm. v

3. In a telephone, a transmitter casing, an

auxiliary diaphragm secured thereto, a cover for said auxilia diaphragm pivotally secured to said caslng, a resilient pad carried by said cover and arranged to be moistened with disinfectant solution and to be moved when the cover is turned on its pivot.

4. Ina telephone, a transmitter casing, an auxiliary diaphragm secured thereto, a cover for said auxiliary diaphragm pivotally secured to said casing, a reslhent pad carried by said cover and arranged to be m'olstenedwith disinfectant. solution, a switch hook, a receiver carried thereby and means connecting said hook and said cover for shiftin from or into contact'with said lifted from or replaced on thejhook.

MARVIN Y. CALCUTT. Witnesses:

WM. P; PARKs, D. BURGESS.